Gwen Harden
Gwenneth Jean Harden is an Australian botanist and author.
In 1990 the first of her four volumes of the Flora of New South Wales was published. The four-volume set was fully revised in 2000.
The nightcap oak is named in her honour.
Harden was awarded the Medal of the Order of Australia in the 2004 Australia Day Honours for her "service to botany as a researcher, publisher, conservationist and educator".